iwl-commands.h

linux内核源码

#define AGG_TX_STATE_SEQ_NUM_POS 16
#define AGG_TX_STATE_SEQ_NUM_MSK 0xffff0000

/*
 * REPLY_TX = 0x1c (response)
 */
#if IWL == 4965
struct iwl_tx_resp {
	u8 frame_count;		/* 1 no aggregation, >1 aggregation */
	u8 bt_kill_count;
	u8 failure_rts;
	u8 failure_frame;
	__le32 rate_n_flags;
	__le16 wireless_media_time;
	__le16 reserved;
	__le32 pa_power1;
	__le32 pa_power2;
	__le32 status;	/* TX status (for aggregation status of 1st frame) */
} __attribute__ ((packed));

#elif IWL == 3945
struct iwl_tx_resp {
	u8 failure_rts;
	u8 failure_frame;
	u8 bt_kill_count;
	u8 rate;
	__le32 wireless_media_time;
	__le32 status;	/* TX status (for aggregation status of 1st frame) */
} __attribute__ ((packed));
#endif

/*
 * REPLY_COMPRESSED_BA = 0xc5 (response only, not a command)
 */
struct iwl_compressed_ba_resp {
	__le32 sta_addr_lo32;
	__le16 sta_addr_hi16;
	__le16 reserved;
	u8 sta_id;
	u8 tid;
	__le16 ba_seq_ctl;
	__le32 ba_bitmap0;
	__le32 ba_bitmap1;
	__le16 scd_flow;
	__le16 scd_ssn;
} __attribute__ ((packed));

/*
 * REPLY_TX_PWR_TABLE_CMD = 0x97 (command, has simple generic response)
 */
struct iwl_txpowertable_cmd {
	u8 band;		/* 0: 5 GHz, 1: 2.4 GHz */
	u8 reserved;
	__le16 channel;
#if IWL == 3945
	struct iwl_power_per_rate power[IWL_MAX_RATES];
#elif IWL == 4965
	struct iwl_tx_power_db tx_power;
#endif
} __attribute__ ((packed));

#if IWL == 3945
struct iwl_rate_scaling_info {
	__le16 rate_n_flags;
	u8 try_cnt;
	u8 next_rate_index;
} __attribute__ ((packed));

/**
 * struct iwl_rate_scaling_cmd - Rate Scaling Command & Response
 *
 * REPLY_RATE_SCALE = 0x47 (command, has simple generic response)
 *
 * NOTE: The table of rates passed to the uCode via the
 * RATE_SCALE command sets up the corresponding order of
 * rates used for all related commands, including rate
 * masks, etc.
 *
 * For example, if you set 9MB (PLCP 0x0f) as the first
 * rate in the rate table, the bit mask for that rate
 * when passed through ofdm_basic_rates on the REPLY_RXON
 * command would be bit 0 (1<<0)
 */
struct iwl_rate_scaling_cmd {
	u8 table_id;
	u8 reserved[3];
	struct iwl_rate_scaling_info table[IWL_MAX_RATES];
} __attribute__ ((packed));

#elif IWL == 4965

/*RS_NEW_API: only TLC_RTS remains and moved to bit 0 */
#define  LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK	(1<<0)

#define  LINK_QUAL_AC_NUM AC_NUM
#define  LINK_QUAL_MAX_RETRY_NUM 16

#define  LINK_QUAL_ANT_A_MSK (1<<0)
#define  LINK_QUAL_ANT_B_MSK (1<<1)
#define  LINK_QUAL_ANT_MSK   (LINK_QUAL_ANT_A_MSK|LINK_QUAL_ANT_B_MSK)

struct iwl_link_qual_general_params {
	u8 flags;
	u8 mimo_delimiter;
	u8 single_stream_ant_msk;
	u8 dual_stream_ant_msk;
	u8 start_rate_index[LINK_QUAL_AC_NUM];
} __attribute__ ((packed));

struct iwl_link_qual_agg_params {
	__le16 agg_time_limit;
	u8 agg_dis_start_th;
	u8 agg_frame_cnt_limit;
	__le32 reserved;
} __attribute__ ((packed));

/*
 * REPLY_TX_LINK_QUALITY_CMD = 0x4e (command, has simple generic response)
 */
struct iwl_link_quality_cmd {
	u8 sta_id;
	u8 reserved1;
	__le16 control;
	struct iwl_link_qual_general_params general_params;
	struct iwl_link_qual_agg_params agg_params;
	struct {
		__le32 rate_n_flags;
	} rs_table[LINK_QUAL_MAX_RETRY_NUM];
	__le32 reserved2;
} __attribute__ ((packed));
#endif

/*
 * REPLY_BT_CONFIG = 0x9b (command, has simple generic response)
 */
struct iwl_bt_cmd {
	u8 flags;
	u8 lead_time;
	u8 max_kill;
	u8 reserved;
	__le32 kill_ack_mask;
	__le32 kill_cts_mask;
} __attribute__ ((packed));

/******************************************************************************
 * (6)
 * Spectrum Management (802.11h) Commands, Responses, Notifications:
 *
 *****************************************************************************/

/*
 * Spectrum Management
 */
#define MEASUREMENT_FILTER_FLAG (RXON_FILTER_PROMISC_MSK         | \
				 RXON_FILTER_CTL2HOST_MSK        | \
				 RXON_FILTER_ACCEPT_GRP_MSK      | \
				 RXON_FILTER_DIS_DECRYPT_MSK     | \
				 RXON_FILTER_DIS_GRP_DECRYPT_MSK | \
				 RXON_FILTER_ASSOC_MSK           | \
				 RXON_FILTER_BCON_AWARE_MSK)

struct iwl_measure_channel {
	__le32 duration;	/* measurement duration in extended beacon
				 * format */
	u8 channel;		/* channel to measure */
	u8 type;		/* see enum iwl_measure_type */
	__le16 reserved;
} __attribute__ ((packed));

/*
 * REPLY_SPECTRUM_MEASUREMENT_CMD = 0x74 (command)
 */
struct iwl_spectrum_cmd {
	__le16 len;		/* number of bytes starting from token */
	u8 token;		/* token id */
	u8 id;			/* measurement id -- 0 or 1 */
	u8 origin;		/* 0 = TGh, 1 = other, 2 = TGk */
	u8 periodic;		/* 1 = periodic */
	__le16 path_loss_timeout;
	__le32 start_time;	/* start time in extended beacon format */
	__le32 reserved2;
	__le32 flags;		/* rxon flags */
	__le32 filter_flags;	/* rxon filter flags */
	__le16 channel_count;	/* minimum 1, maximum 10 */
	__le16 reserved3;
	struct iwl_measure_channel channels[10];
} __attribute__ ((packed));

/*
 * REPLY_SPECTRUM_MEASUREMENT_CMD = 0x74 (response)
 */
struct iwl_spectrum_resp {
	u8 token;
	u8 id;			/* id of the prior command replaced, or 0xff */
	__le16 status;		/* 0 - command will be handled
				 * 1 - cannot handle (conflicts with another
				 *     measurement) */
} __attribute__ ((packed));

enum iwl_measurement_state {
	IWL_MEASUREMENT_START = 0,
	IWL_MEASUREMENT_STOP = 1,
};

enum iwl_measurement_status {
	IWL_MEASUREMENT_OK = 0,
	IWL_MEASUREMENT_CONCURRENT = 1,
	IWL_MEASUREMENT_CSA_CONFLICT = 2,
	IWL_MEASUREMENT_TGH_CONFLICT = 3,
	/* 4-5 reserved */
	IWL_MEASUREMENT_STOPPED = 6,
	IWL_MEASUREMENT_TIMEOUT = 7,
	IWL_MEASUREMENT_PERIODIC_FAILED = 8,
};

#define NUM_ELEMENTS_IN_HISTOGRAM 8

struct iwl_measurement_histogram {
	__le32 ofdm[NUM_ELEMENTS_IN_HISTOGRAM];	/* in 0.8usec counts */
	__le32 cck[NUM_ELEMENTS_IN_HISTOGRAM];	/* in 1usec counts */
} __attribute__ ((packed));

/* clear channel availability counters */
struct iwl_measurement_cca_counters {
	__le32 ofdm;
	__le32 cck;
} __attribute__ ((packed));

enum iwl_measure_type {
	IWL_MEASURE_BASIC = (1 << 0),
	IWL_MEASURE_CHANNEL_LOAD = (1 << 1),
	IWL_MEASURE_HISTOGRAM_RPI = (1 << 2),
	IWL_MEASURE_HISTOGRAM_NOISE = (1 << 3),
	IWL_MEASURE_FRAME = (1 << 4),
	/* bits 5:6 are reserved */
	IWL_MEASURE_IDLE = (1 << 7),
};

/*
 * SPECTRUM_MEASURE_NOTIFICATION = 0x75 (notification only, not a command)
 */
struct iwl_spectrum_notification {
	u8 id;			/* measurement id -- 0 or 1 */
	u8 token;
	u8 channel_index;	/* index in measurement channel list */
	u8 state;		/* 0 - start, 1 - stop */
	__le32 start_time;	/* lower 32-bits of TSF */
	u8 band;		/* 0 - 5.2GHz, 1 - 2.4GHz */
	u8 channel;
	u8 type;		/* see enum iwl_measurement_type */
	u8 reserved1;
	/* NOTE:  cca_ofdm, cca_cck, basic_type, and histogram are only only
	 * valid if applicable for measurement type requested. */
	__le32 cca_ofdm;	/* cca fraction time in 40Mhz clock periods */
	__le32 cca_cck;		/* cca fraction time in 44Mhz clock periods */
	__le32 cca_time;	/* channel load time in usecs */
	u8 basic_type;		/* 0 - bss, 1 - ofdm preamble, 2 -
				 * unidentified */
	u8 reserved2[3];
	struct iwl_measurement_histogram histogram;
	__le32 stop_time;	/* lower 32-bits of TSF */
	__le32 status;		/* see iwl_measurement_status */
} __attribute__ ((packed));

/******************************************************************************
 * (7)
 * Power Management Commands, Responses, Notifications:
 *
 *****************************************************************************/

/**
 * struct iwl_powertable_cmd - Power Table Command
 * @flags: See below:
 *
 * POWER_TABLE_CMD = 0x77 (command, has simple generic response)
 *
 * PM allow:
 *   bit 0 - '0' Driver not allow power management
 *           '1' Driver allow PM (use rest of parameters)
 * uCode send sleep notifications:
 *   bit 1 - '0' Don't send sleep notification
 *           '1' send sleep notification (SEND_PM_NOTIFICATION)
 * Sleep over DTIM
 *   bit 2 - '0' PM have to walk up every DTIM
 *           '1' PM could sleep over DTIM till listen Interval.
 * PCI power managed
 *   bit 3 - '0' (PCI_LINK_CTRL & 0x1)
 *           '1' !(PCI_LINK_CTRL & 0x1)
 * Force sleep Modes
 *   bit 31/30- '00' use both mac/xtal sleeps
 *              '01' force Mac sleep
 *              '10' force xtal sleep
 *              '11' Illegal set
 *
 * NOTE: if sleep_interval[SLEEP_INTRVL_TABLE_SIZE-1] > DTIM period then
 * ucode assume sleep over DTIM is allowed and we don't need to wakeup
 * for every DTIM.
 */
#define IWL_POWER_VEC_SIZE 5


#if IWL == 3945

#define IWL_POWER_DRIVER_ALLOW_SLEEP_MSK	__constant_cpu_to_le32(1<<0)
#define IWL_POWER_SLEEP_OVER_DTIM_MSK		__constant_cpu_to_le32(1<<2)
#define IWL_POWER_PCI_PM_MSK			__constant_cpu_to_le32(1<<3)
struct iwl_powertable_cmd {
	__le32 flags;
	__le32 rx_data_timeout;
	__le32 tx_data_timeout;
	__le32 sleep_interval[IWL_POWER_VEC_SIZE];
} __attribute__((packed));

#elif IWL == 4965

#define IWL_POWER_DRIVER_ALLOW_SLEEP_MSK	__constant_cpu_to_le16(1<<0)
#define IWL_POWER_SLEEP_OVER_DTIM_MSK		__constant_cpu_to_le16(1<<2)
#define IWL_POWER_PCI_PM_MSK			__constant_cpu_to_le16(1<<3)

struct iwl_powertable_cmd {
	__le16 flags;
	u8 keep_alive_seconds;
	u8 debug_flags;
	__le32 rx_data_timeout;
	__le32 tx_data_timeout;
	__le32 sleep_interval[IWL_POWER_VEC_SIZE];
	__le32 keep_alive_beacons;
} __attribute__ ((packed));
#endif

/*
 * PM_SLEEP_NOTIFICATION = 0x7A (notification only, not a command)
 * 3945 and 4965 identical.
 */
struct iwl_sleep_notification {
	u8 pm_sleep_mode;
	u8 pm_wakeup_src;
	__le16 reserved;
	__le32 sleep_time;
	__le32 tsf_low;
	__le32 bcon_timer;
} __attribute__ ((packed));

/* Sleep states.  3945 and 4965 identical. */
enum {
	IWL_PM_NO_SLEEP = 0,
	IWL_PM_SLP_MAC = 1,
	IWL_PM_SLP_FULL_MAC_UNASSOCIATE = 2,
	IWL_PM_SLP_FULL_MAC_CARD_STATE = 3,
	IWL_PM_SLP_PHY = 4,
	IWL_PM_SLP_REPENT = 5,
	IWL_PM_WAKEUP_BY_TIMER = 6,
	IWL_PM_WAKEUP_BY_DRIVER = 7,
	IWL_PM_WAKEUP_BY_RFKILL = 8,
	/* 3 reserved */
	IWL_PM_NUM_OF_MODES = 12,
};

/*
 * REPLY_CARD_STATE_CMD = 0xa0 (command, has simple generic response)
 */
#define CARD_STATE_CMD_DISABLE 0x00	/* Put card to sleep */
#define CARD_STATE_CMD_ENABLE  0x01	/* Wake up card */
#define CARD_STATE_CMD_HALT    0x02	/* Power down permanently */
struct iwl_card_state_cmd {
	__le32 status;		/* CARD_STATE_CMD_* request new power state */
} __attribute__ ((packed));

/*
 * CARD_STATE_NOTIFICATION = 0xa1 (notification only, not a command)
 */
struct iwl_card_state_notif {
	__le32 flags;
} __attribute__ ((packed));

#define HW_CARD_DISABLED   0x01
#define SW_CARD_DISABLED   0x02
#define RF_CARD_DISABLED   0x04
#define RXON_CARD_DISABLED 0x10

struct iwl_ct_kill_config {
	__le32   reserved;
	__le32   critical_temperature_M;
	__le32   critical_temperature_R;
}  __attribute__ ((packed));

/******************************************************************************
 * (8)
 * Scan Commands, Responses, Notifications:
 *
 *****************************************************************************/

struct iwl_scan_channel {
	/* type is defined as:
	 * 0:0 active (0 - passive)
	 * 1:4 SSID direct
	 *     If 1 is set then corresponding SSID IE is transmitted in probe
	 * 5:7 reserved
	 */
	u8 type;
	u8 channel;
	struct iwl_tx_power tpc;
	__le16 active_dwell;
	__le16 passive_dwell;
} __attribute__ ((packed));

struct iwl_ssid_ie {
	u8 id;
	u8 len;
	u8 ssid[32];
} __attribute__ ((packed));

#define PROBE_OPTION_MAX        0x4
#define TX_CMD_LIFE_TIME_INFINITE	__constant_cpu_to_le32(0xFFFFFFFF)
#define IWL_GOOD_CRC_TH		__constant_cpu_to_le16(1)
#define IWL_MAX_SCAN_SIZE 1024

/*
 * REPLY_SCAN_CMD = 0x80 (command)
 */
struct iwl_scan_cmd {
	__le16 len;
	u8 reserved0;
	u8 channel_count;
	__le16 quiet_time;     /* dwell only this long on quiet chnl
				* (active scan) */
	__le16 quiet_plcp_th;  /* quiet chnl is < this # pkts (typ. 1) */
	__le16 good_CRC_th;    /* passive -> active promotion threshold */
#if IWL == 3945
	__le16 reserved1;
#elif IWL == 4965
	__le16 rx_chain;
#endif
	__le32 max_out_time;   /* max usec to be out of associated (service)